baber/WOPTO huggingface dataset:
Patent WO-2020228072-A1 (WO)
Inventor: PAN LEI
IPC: B60R1/12
Filed: 2019-06-03
Abstract: A housing (10), a rearview mirror (100), and an automobile, relating to the technical field of automobile parts. The housing (10) is applied to the rearview mirror (100); the rearview mirror (100) comprises a screen; the housing (10) comprises a body (11) and a Fresnel lens (12) that are connected with each other; the body (11) is configured to be connected to the screen; a plane portion (121) is provided at one side of the Fresnel lens (12), and a texture part (122) is provided at the other side of the Fresnel lens (12); the texture part (122) faces the screen, so that light emitted by the screen penetrates through the plane part (121). The housing (10) can transmit the light on the screen by means of the Fresnel lens (12), so that an image on the screen can be enlarged and then presented, and thus, a user can view details displayed by the rearview mirror (100), the driving safety is improved, and the structure is reasonable in design and high in practicability. The rearview mirror (100) comprises the housing (10) and has all the functions of the housing (10). The automobile comprises the housing (10) or the rearview mirror (100), and has all the functions of the housing (10) or the rearview mirror (100).
Patent WO-2019223807-A1 (WO)
Inventor: HU HUIJIAN
IPC: A01M29/10
Filed: 2019-06-06
Abstract: 一种模拟开枪情景的驱鸟假人，包括假人壳体（10）、第一电动直线推杆（20）、手臂伸曲结构（70）、电动转盘（30）、发声装置（40）、太阳能供电系统（50）和控制装置（60），假人壳体安装于电动转盘上，第一电动直线推杆（20）带动驱鸟假人竖立或倒下，控制装置（60）控制第一电动直线推杆（20）、手臂伸曲结构（70）、电动转盘（30）、发声装置（40）及LED爆闪灯动作（80）。和固定假人装置相比，该装置直立一段时间后会倒下，且在四个方向转动，避免了长时间在同一方向暴露于鸟类视野中，延长了鸟类的适应时间。在转动方向的同时，假人壳体手臂由持枪变为举枪，发声装置会发出鸣枪声，爆闪灯闪光，仿真度增加，达到更好的驱鸟效果。
Patent WO-2020155519-A1 (WO)
Inventor: YIN JIAN
IPC: A61P31/04
Filed: 2019-06-14
Abstract: 本发明公开了一种幽门螺旋杆菌O2血清型O抗原寡糖类化合物的合成，属于有机合成领域。本发明通过化学合成得到幽门螺旋杆菌O2血清型O-抗原二糖至二十四糖。本发明利用保护剂策略、温度效应、溶剂效应和添加剂效应，开发了一种非常有利于葡萄糖α糖苷键生成的化学合成方法。将此方法用于合成组装有氨基连接臂的幽门螺旋杆菌O2血清型O-抗原寡糖类化合物；合成得到的组装有氨基连接臂的幽门螺旋杆菌O2血清型O-抗原寡糖类化合物可以与载体蛋白制成糖缀合物，用于免疫学研究，对发展预防和治疗幽门螺旋杆菌具有重要作用。
Patent WO-2020087938-A1 (WO)
Inventor: HONG JIAN
IPC: A61K31/7105
Filed: 2019-06-14
Abstract: Provided is a use of spleen tyrosine kinase (SYK) as a therapeutic target of intrahepatic cholangiocarcinoma. The expression of SYK increases in intrahepatic cholangiocarcinoma. The fact that the proliferation of intrahepatic cholangiocarcinoma can be effectively inhibited by using SYK antagonist GS-9973 was found via both cell experiments in vitro and animal experiments in vivo.
Patent WO-2020011242-A1 (WO)
Inventor: JI ZICHAO
IPC: H04W72/04
Filed: 2019-07-12
Abstract: 本公开实施例提供了一种PDSCH时域资源分配方法、终端及计算机可读存储介质，所述PDSCH时域资源分配方法，所述方法应用于终端，包括：终端不早于PDSCH的时域限制位置开始缓存或接收所述PDSCH，其中，在PDCCH的SCS小于PDSCH的SCS情况下，所述PDSCH的时域位置不早于所述PDSCH的时域限制位置。
Patent WO-2020024804-A1 (WO)
Title: Cable detection system and method
Inventor: LU ZHENSHAN
IPC: G01R31/08
Filed: 2019-07-18
Abstract: A cable detection system and method, the system comprising: two power units (1, 2) and at least one cable (3) connected between the two power units (1, 2). The power unit (1) comprises a gateway unit (1-2) and a detection unit (1-1) and the power unit (2) comprises a gateway unit (2-2) and a detection unit (2-1), and the cable (3) is connected between the two gateway units (1-2, 2-2) by means of the detection units (1-1, 2-1); and the detection units (1-1, 2-1) are respectively used for disconnecting an electrical connection between the cable (3) and the corresponding gateway units (1-2, 2-2) when the cable (3) is detected, and the detection unit (1-1) is used for sending a detection signal to the other detection unit (2-1) by means of the cable (3) or receiving the detection signal by means of the cable (3). The system can realize detection on a cable parameter where a cable is not disassembled, thereby improving cable detection efficiency.
Patent WO-2020082831-A1 (WO)
Title: Face-based identity recognition method and apparatus, and electronic device
Inventor: WANG BAOCHU
IPC: G06K9/00
Filed: 2019-07-24
Abstract: Disclosed in the present application are a face-based identity recognition method, apparatus, and system, and an electronic device. The method comprises: a client obtains face information of a target user, the target user having a social relationship with the current user of the client; the client sends the face information of the target user and a social user identifier set of the current user to an identity recognition server; the identity recognition server searches for a target user identifier matching the face information of the target user from a face information template corresponding to the social user identifier set of the current user, and sends the target user identifier to the client; the client uses the received target user identifier as a recognition result of the target user.
Patent WO-2020030076-A1 (WO)
Title: Food processor having built-in weighing function
Inventor: HUANG ZHI
IPC: A47J43/07
Filed: 2019-08-09
Abstract: Disclosed in the present invention is a food processor having a built-in weighing function, comprising a main machine and a food container placed on the main machine, wherein: the main machine comprises a housing and a chip, circuit board, weighing module, and fixed plate that are installed inside of the housing; the chip is respectively connected to the circuit board and the weighing module; an end of the weighing module is connected to the fixed plate, while the other end of the weighing module is fixed opposite to the placement position of the main machine; the weighing module is a vertically variable weighing module; the weight of the food container is transferred to the fixed plate such that the weighing module generates a corresponding variation, which undergoes chip processing, and reacts in the circuit board, thus showing a corresponding weight. By means of building a weighing module into a housing of a main machine, the present food processor achieves precise weighing; the food processor may carry out weighing while processing food material, and weighing is thus convenient; at the same time, the built-in structure is compact and well-designed, and the number of parts is reduced, which is beneficial in controlling fabrication costs.
Patent WO-2020063231-A1 (WO)
Inventor: LI ZHONGXIAO
IPC: G02F1/13357
Filed: 2019-08-26
Abstract: A liquid crystal display panel and a display device, and an operating method thereof. The liquid crystal display panel comprises: a first substrate (1) and a second substrate (9) arranged opposite to each other, the second substrate (9) being positioned at a light emitting side of the liquid crystal display panel; a first electrode (4), a second electrode (6) and a liquid crystal layer (5) positioned between the first substrate (1) and the second substrate (9); a light extraction assembly (3) provided at the first substrate (1) and used to extract polarized light totally reflected and propagated within the first substrate (1); and a light-filtering layer (8), provided at the second substrate (9), and comprising color light filtering units corresponding to respective colors, each color light filtering unit allowing passage of polarized light having the color corresponding thereto while blocking polarized light having colors other than the corresponding color, wherein the first electrode (4) and the second electrode (6) are used to control, in response to electric signals applied thereto, a deflection direction of liquid crystal molecules in the liquid crystal layer (5), thereby controlling a propagation direction of the polarized light extracted by the light extraction assembly (3).
Patent WO-2021035553-A1 (WO)
Title: Application program development and deployment method and apparatus, and computer readable medium
Inventor: YU HE
IPC: G06F9/445
Filed: 2019-08-27
Abstract: Provided are an application program development and deployment method and apparatus, and a computer readable medium. The application program development and deployment method comprises: acquiring, from a code template library, a first code template matching a code structure of an application program to be developed, wherein at least one code template is stored in the code template library; creating a template instance according to the first code template; filling a custom code inputted by a developer into the template instance, to obtain a source program code matching said application program; compiling the source program code to obtain a target program code; acquiring a target operating environment mirror matching the target program code from an environment mirror library, wherein at least one operating environment mirror is stored in the environment mirror library, and different operating environment mirrors correspond to different operating environments; and deploying the target program code and the target operating environment mirror onto a target cloud platform. The present solution improves the development and deployment efficiency of an application program.
Patent WO-2021035585-A1 (WO)
Inventor: LIU FUCAI
IPC: C04B38/04
Filed: 2019-08-28
Abstract: 一种人造多孔火山岩石板及其制备方法，岩石板包括如下重量份的各组分：平均粒径5～40μm的无机活性粉体600～920份；粒径不大于4.75mm的砂900～1200份；固体酒精32～80份；高性能外加剂14～20份；颜料粉5～10份；缓凝剂0.01～0.05份；憎水剂10～20份；水胶比0.2～0.25。人造多孔火山岩石板具有效果逼真、吸水率低、质量轻、色泽鲜艳、耐酸碱、耐腐蚀、抗压强度大于100兆帕、抗弯曲强度大于14兆帕、装饰效果好、价格相对低廉等特点，解决天然火山岩石材力学性能、耐久性能不好的问题；原材料来源广泛，可实现工业化生产，生产效率高，解决了天然火山岩石板资源有限，成本较高的问题；可解决天然火山岩石板存有的色差以及色泽不够鲜艳的问题，提高无机装饰板的装饰效果。
Patent WO-2020052445-A1 (WO)
Title: Reversing valve and slide block thereof
Inventor: CHEN JIANJUN
IPC: F16K11/065
Filed: 2019-08-29
Abstract: Disclosed are a reversing valve and a slide block thereof. The slide block comprises a slide block body (10) having a recessed cavity (11), and a sealing sheet (20) provided at a recessed cavity opening side of the slide block body, with the sealing sheet being attached to the slide block body and forming a sealing contact surface (21), wherein the sealing sheet and/or the slide block body is provided with an air discharge hole (30), with an opening at one end of the air discharge hole being arranged at the position where the sealing contact surface is located. According to the slide block, by means of providing the air discharge hole on the sealing sheet and/or the slide block body, in a refrigerant resistance experiment, a refrigerant enters the slide block and is then discharged through the air discharge hole, and as such, the refrigerant will not damage the sealing contact surface between the sealing sheet and the slide block body, so that the slide block body is still tightly attached to the sealing sheet so as to avoid the stripping of the sealing sheet from the slide block body, thereby avoiding failure of the slide block, prolonging the service life of the slide block, and accordingly reducing the maintenance costs thereof.
Patent WO-2021007927-A1 (WO)
Title: 一种光电池辐照传感器
Inventor: WANG SHITAO
IPC: H02S50/00
Filed: 2019-08-29
Abstract: 一种光电池辐照传感器，包括：光电池选择电路（10）、与光电池选择电路（10）电连接的主控芯片（20）、及与主控芯片（20）电连接的辐照采样电路（30）、最大功率追踪电路（40）、储能电路（50）及无线通信模块（60）；最大功率追踪电路（40）还与储能电路（50）电连接；主控芯片（20）根据要实现的"辐照检测"或者"供电"功能，控制光电池选择电路（10）接通或者断开光电池与后续电路的连接；主控芯片（20）选择"供电"功能时，主控芯片（20）控制最大功率追踪电路（4）使光电池工作在最大功率位置输出电能，并通过储能电路（5）存储起来，便于储能电路（50）给其他部件供电；当主控芯片（20）选择"辐照检测"功能时，辐照采样电路（30）把辐照信号传送给主控芯片（20）进行测量；无线通信模块（60）把测量出来的辐照数值通过无线通信方式发送出去。
Patent WO-2020215574-A1 (WO)
Title: Method, apparatus, computer device, and storage medium for automatically adjusting rete network
Inventor: LI TAO
IPC: G06N5/04
Filed: 2019-08-30
Abstract: Provided are a data-processing-based method, apparatus, computer device, and storage medium for automatically adjusting a rete network, comprising: obtaining a change frequency of a current node and the remaining facts after filtering, and thus obtaining the change frequency of each node after the current node and the number of remaining facts and calculating their corresponding preference weights; sorting the nodes according to their preference weights from small to large to obtain a rete network sorted by preference weight, thereby improving matching efficiency.
Patent WO-2021042332-A1 (WO)
Title: Calibration check assembly, robot system, check method, and calibration method
Inventor: FEI TAO
IPC: B25J9/16
Filed: 2019-09-05
Abstract: The present invention provides a calibration check assembly, a robot system, a check method and a calibration method. The check method comprises the following steps: a display touch screen displaying a feature pattern, the feature pattern having a feature point (S302); an image acquisition device photographing an image containing the feature pattern, and sending a signal containing the image information to a calculation control module (S303); the calculation control module processing and calculating the received signal, and controlling, on the basis of the calculation result, an end execution mechanism to drive a screen-touching device to touch the display touch screen by taking the feature point as a target (S304); and obtaining a check result on the basis of the distance between a touch point of the screen-touching device on the display touch screen and the actual position of the feature point. According to the present invention, a calibration result can be checked after an image acquisition device of a robot is calibrated, and the check result can also be intuitively reflected to a user in the form of graphics, data, icons, and the like. The check method is efficient and accurate and can be implemented automatically.
Patent WO-2020048548-A1 (WO)
Title: 一种作用于crbn蛋白的三并环类化合物
Inventor: LEI MAOYI
IPC: C07D413/04
Filed: 2019-09-09
Abstract: 公开了一系列三并环类化合物，及其在制备治疗与CRBN蛋白相关疾病药物中的应用，具体公开了式(I)所示衍生化合物或其药学上可接受的盐。
Patent WO-2020177293-A1 (WO)
Inventor: WANG GUOYING
IPC: H01L51/52
Filed: 2019-09-11
Abstract: A display panel is provided, the display panel including a back plate, a cover plate, a first spacer, and a second spacer, wherein the back plate has a first surface, the cover plate is disposed opposite the back plate and has a second surface opposite the first surface, the first spacer protrudes from an edge of the first surface and has a closed structure, a first connecting end, and a first free end, the first connecting end connected to the back plate, and the first free end extending away from the back plate, the second spacer protrudes from an edge of the second surface and has a closed structure, a second connecting end, and a second free end, the second connecting end connected to the cover plate, and the second free end extending away from the cover plate, and the first free end presses against the second free end.
Patent WO-2020119217-A1 (WO)
Inventor: HAN XIAOYU
IPC: C02F9/14
Filed: 2019-09-23
Abstract: 一种城市污水主侧流厌氧氨氧化协同脱氮工艺装置及其应用方法，包括城市污水原水箱（1）、生物反应池（2）和二沉池（3）、污泥消化液原水箱（4）和污泥消化液AOB强化池（5）；城市污水原水箱（1）通过生物反应池（2）的进水泵（2.1）与生物反应池（2）的进水阀（2.2）相连接；生物反应池（2）通过二沉池连接管（3.3）与二沉池（3）连接；污泥消化液原水箱（4）通过污泥消化液原水箱（4）的进水泵（4.2）与消化液原水箱出水阀（4.1）相连接，污泥消化液AOB强化池（5）通过泥水混合物回流管（5.8）及泥水混合物回流泵（5.11）与生物反应池厌氧氨氧化区格室连接。其具有结构设计合理、操作使用方便、运行及维护成本低、能耗相对较低、无需额外增加碳源等优点，能够实现城市污水短程硝化更加稳定，抗低温、水量、水质冲击能力加强，同时还能提高容积负荷。
Patent WO-2020232941-A1 (WO)
Inventor: WU DI
IPC: G06K9/00
Filed: 2019-09-25
Abstract: Disclosed is a method for constructing a dairy cattle nipple detection convolutional neural network model. The construction method comprises the following steps: acquiring at least one dairy cattle image of at least one dairy cattle, the dairy cattle image comprising dairy cattle nipples; acquiring a labeled image corresponding to each dairy cattle image, the labeled image having at least one target frame, and the target frame being used for labeling the positions of the dairy cattle nipples in the dairy cattle image; dividing the dairy cattle image and the corresponding labeled image into a training set, a verification set and a test set according to a pre-set proportion; constructing a dairy cattle nipple detection convolutional neural network model on the basis of the dairy cattle image and the corresponding labeled image in the training set; and optimizing and testing dairy cattle nipple detection convolutional neural network model parameters on the basis of the dairy cattle image and the corresponding labeled image in the verification set and the test set.
Patent WO-2021003859-A1 (WO)
Inventor: YIN SHIPING
IPC: E04C3/34
Filed: 2019-10-08
Abstract: An all-coral aggregate seawater concrete column with a buckle-type FRP spiral hooping reinforced square FRP pipe, comprising a formed FRP corner-rounded square pipe (1), FRP spiral hoopings (4), metal buckles and all-coral aggregate seawater concrete (2). The FRP spiral hoopings (4) and the formed FRP corner-rounded square pipe (1) are provided concentrically, the metal buckles are used for fixing the FRP spiral hoopings (4) and the formed FRP corner-rounded square pipe (1), and for controlling the thickness of a concrete protective layer, and finally the all-coral aggregate seawater concrete (2) is cast into the formed FRP corner-rounded square pipe (1). The outer wrapped formed FRP corner-rounded square pipe (1) and the FRP spiral hoopings (4) together restrain the inside all-coral aggregate seawater concrete (2), greatly improving the loading capacity of the column and the reliability of members, effectively preventing seawater erosion, making full use of the coral reef sand, and ensuring the construction period.
Patent WO-2021056701-A1 (WO)
Inventor: YUAN ZHENGQIANG
IPC: A61F9/04
Filed: 2019-11-07
Abstract: A massage silk sleep mask, comprising a sleep mask body (1); the sleep mask body (1) comprises an inner layer attached to the face of a human body, an outer layer (13) provided on the back face of the inner layer, and an interlayer formed between the inner layer and the outer layer (13); two massage assemblies are provided within the interlayer corresponding to eye areas of a human body; the massage assemblies each comprise a massage pad (2) fitting the periphery of the eye orbit of a human body and a compressing airbag (3) provided on the back face of the massage pad (2); the massage pad (2) is attached to the inner layer, and massage protrusions (21) are provided on the surface of the massage pad (2) attached to the inner layer; the compressing airbag (3) abuts between the massage pad (2) and the outer layer (13); an air port (31) is provided on the compressing airbag (3), and the air port (31) is in communication with the outside of the sleep mask body (1); pinch airbags (4) for inflating or deflating the compressing airbags (3) are provided outside the sleep mask body (1); the pinch airbags (4) are connected to the air ports (31) by means of air pipes (41). The sleep mask can both block light, and massage the periphery of the eye orbits, effectively alleviating eye fatigue.
Patent WO-2020181798-A1 (WO)
Inventor: LIU JUN
IPC: G06Q40/00
Filed: 2019-11-08
Abstract: A data processing method and device, a server and a computer-readable storage medium. The method comprises: acquiring, at a preset time point, data to be processed within a preset time range; determining first data, repayment data of which is less than a preset threshold value, in the data to be processed, and adding a non-repayment mark to the first data; determining second data, repayment data of which is greater than or equal to the preset threshold value and is less than repayment-pending data, in the data to be processed, and adding a non-pay-off mark to the second data; and updating a preset database according to a change in the first data and/or the second data. By means of the method, data to be processed within a preset time range can be pre-procesed and updated before a preset time point, thereby avoiding the generation of a logic error problem with data processing, and improving the data processing efficiency.
Patent WO-2021008022-A1 (WO)
Title: 图像处理方法及装置、电子设备和存储介质
Inventor: YANG KUNLIN
IPC: G06T9/00
Filed: 2019-11-08
Abstract: 一种图像处理方法及装置、电子设备和存储介质，所述方法包括：通过特征提取网络对待处理图像进行特征提取，得到待处理图像的第一特征图（S11）；通过M级编码网络对第一特征图进行尺度缩小及多尺度融合处理，得到编码后的多个特征图（S12），多个特征图中各个特征图的尺度不同；通过N级解码网络对编码后的多个特征图进行尺度放大及多尺度融合处理，得到待处理图像的预测结果（S13）。该方法可提高预测结果的质量及鲁棒性。
Patent WO-2020181823-A1 (WO)
Inventor: ZHANG YONGLIANG
IPC: H02G1/08
Filed: 2019-11-15
Abstract: 本发明涉及矿井暗道或地下管廊布线器装置、布线装置，其包括设置在内筒中心处的电机、设置在电机上的接线口、一端连接在接线口上的电源线、设置在电机上的主转轴、设置在主转轴端部的主转换器、套装在主转轴上且两端分别与主转换器和电机的外壳连接的保护筒、旋转设置在保护筒外侧壁上的圆环、连接保护筒与圆环的钢制螺栓、根部安装在圆环外侧壁上且可伸缩的布线杆、根部连接在布线杆的外端且与布线杆同轴设置的延伸杆；本发明设计合理、结构紧凑且使用方便。
Patent WO-2021056767-A1 (WO)
Inventor: XIN XIAN
IPC: H04M1/72439
Filed: 2019-11-18
Abstract: Disclosed are an information processing method, a mobile terminal and a computer storage medium, the information processing method being applied to the mobile terminal and comprising: acquiring information, and detecting whether at least part of the information meets a preset hiding condition or not; and when it is determined that at least part of the information meets the preset hiding condition, hiding at least part of the information. According to the information processing method, the mobile terminal and the computer storage medium provided by the present application, when the mobile terminal acquires the information and detects that at least part of the information meets the preset hiding condition, at least part of the information is hidden, so that information leakage is avoided, the security of terminal information is improved, and the user experience is further improved.
Patent WO-2020134725-A1 (WO)
Title: 下行数据调度harq-ack码本反馈、生成方法及装置、介质
Inventor: Zhang sa
IPC: H04L1/16
Filed: 2019-11-20
Abstract: 一种下行数据调度HARQ-ACK码本反馈、生成方法及装置、介质，所述下行数据调度HARQ-ACK码本反馈方法包括：判断是否检测到用户终端发送的第一HARQ-ACK码本；当未检测到所述第一HARQ-ACK码本时，向所述用户终端下发用于触发重新发送所述第一HARQ-ACK码本的DCI；所述用于触发重新发送所述第一HARQ-ACK码本的DCI包括第一触发组编号域，所述第一触发组编号域与第一调度组编号域相同，所述第一触发组编号域用于指示第一触发组的编号，所述第一调度组编号域用于指示所述第一调度组的编号；接收所述用户终端重新发送的所述第一HARQ-ACK码本。上述方案能够指示非连续的下行数据调度组的HARQ-ACK码本反馈。
Patent WO-2020134813-A1 (WO)
Inventor: CHEN CHAOJUN
IPC: H04M1/725
Filed: 2019-11-27
Abstract: The present disclosure provides an operation control method and a terminal, the terminal comprising a first screen and a second screen. The method comprises: receiving a first input; in response to the first input, displaying a floating control on a current interface of a first screen, the floating control comprising at least one candidate application function icon; receiving a second input with respect to the floating control; in response to the second input, determining a target application function icon from the at least one candidate application function icon; obtaining display information corresponding to the target application function icon; and displaying the display information on a second screen.
Patent WO-2020114326-A1 (WO)
Title: Resource pool configuration method and apparatus, and device
Inventor: LI CHENXIN
IPC: H04W72/00
Filed: 2019-11-29
Abstract: The present disclosure relates to the technical field of communications, and provides a resource pool configuration method and apparatus, and a device. The method is applied to a first device and comprises: receiving configuration information sent by a second device, wherein the configuration information at least comprises resource pool configuration information used to indicate a resource pool parameter, the first device comprises an on-vehicle device and a roadside device, and the resource pool parameter corresponds to the two devices.
Patent WO-2020119581-A1 (WO)
Title: 磁共振参数成像方法、装置、设备及存储介质
Inventor: ZHU YANJIE
IPC: G06T11/00
Filed: 2019-12-05
Abstract: 一种磁共振参数成像方法、装置、设备及存储介质，该方法包括：将获取的磁共振数据转换至图像域以得到初始图像，基于双指数弛豫模型和初始图像确定当前补偿系数；基于当前补偿系数对初始图像进行补偿以得到补偿后的初始图像，将补偿后的初始图像输入L+S模型，根据L+S模型在迭代过程中生成的当前中间图像更新当前补偿系数，利用更新后的当前补偿系数对当前中间图像进行补偿以生成用于下一次迭代的补偿后的中间图像，迭代收敛，将最后一次迭代生成的中间图像作为参数加权图像；采用双指数弛豫模型对参数加权图像进行非线性拟合。
Patent WO-2020238138-A1 (WO)
Inventor: ZHONG DINGGUO
IPC: G01N1/32
Filed: 2019-12-06
Abstract: 一种介面金属共化物的覆盖率检测方法，包括以下步骤：将引线键合后的芯片放入发烟硝酸和发烟硫酸的混合试剂中浸泡，其中，所述引线键合后的芯片中包括银制引线和铝制焊盘（S10）；在银制引线去除后，取出所述芯片（S20）；检测铝制焊盘上介面金属共化物的覆盖率（S30）。检测方法利用混合试剂中的发烟硝酸去除银制引线，实现了直接检测介面金属共化物的覆盖率的目的，避免了将焊球进行翻转的操作，同时通过混合试剂中的发烟硫酸减缓对介面金属共化物的腐蚀，保证了介面金属共化物的覆盖率检测的准确性。